Wednesday, July 8, 2026

Patent intelligence · US

US 6667162

Identification of the gene causing the mouse scurfy phenotype and its human ortholog

expired A61KA61K31/70A61K38/00A61P
Status expired
Linked drugs 2
Pipeline programs 6
Years to expiry 0
Applicant portfolio 706
Patent details — US 6667162
Jurisdiction
US
Status
expired
Grant date
Dec 23, 2003
Expiration
Dec 18, 2023
Claims
5
CPC classes
A61K, A61K31/70, A61K38/00, A61P
View on Google Patents ↗

Quick answer

US 6667162 (Identification of the gene causing the mouse scurfy phenotype and its human ortholog) is held by Darwin Discovery Limited. Status: expired. Granted Dec 23, 2003. Expires Dec 18, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
5
CPC classes
A61K, A61K31/70, A61K38/00, A61P, A61P37/02, A61P43/00

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Frequently asked questions

What is US patent 6667162?

US 6667162 (Identification of the gene causing the mouse scurfy phenotype and its human ortholog) is held by Darwin Discovery Limited. Status: expired. Granted Dec 23, 2003. Expires Dec 18, 2023 (0 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 6667162?

Darwin Discovery Limited is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 706 pharmaceutical patents for this assignee.

When does US 6667162 expire?

Our index shows an expiration date of Dec 18, 2023 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.